Primary
Primary election: Tuesday, August 11, 2026
Full calendar and every race: Wisconsin primary guide
Race Overview
General Election Polling Trend
PollingSource average — trailing average of all polls from the last 90 days.
Candidates
Francesca Hong
DemocratJoel Brennan
DemocratKelda Roys
DemocratMandela Barnes
DemocratAndy Manske
RepublicanTom Tiffany
RepublicanGeneral Election Polling Average
Average reflects all polls from the last 90 days; table shows the most recent 30 days or the newest 3 polls, whichever is more — subscribe for the full history. How accurate is each pollster? →
| Pollster | Date | Sample | MoE | Dem | Rep |
|---|---|---|---|---|---|
| Wedgewood Polls | 2026-07-04 | 707 LV | ±4.40 | Mandela Barnes 48.00% | Tom Tiffany 44.00% |
Questions About This Race
Who is winning the 2026 Wisconsin governor's race?
Mandela Barnes leads Tom Tiffany 48% to 44% in the PollingSource polling average — a D+4.0 margin based on 1 poll from the last 90 days.
Is the 2026 Wisconsin governor's race competitive?
Yes — the PollingSource polling average rates it Lean D: Democrats are favored, but the race is competitive.
What does the latest poll of the 2026 Wisconsin governor's race say?
The most recent public poll, from Wedgewood Polls (completed July 4, 2026), found Mandela Barnes (D) at 48% and Tom Tiffany (R) at 44%.
When is the 2026 Wisconsin governor's race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of every scientific public poll of the race from the last 90 days — we do not exclude pollsters. Each race page lists the individual polls behind the average with pollster, field dates, sample size, and margin of error. Full details: pollingsource.com/methodology.
Race Notes
Evers not seeking a third term (not term-limited); open seat in swing state